$2.90

Worm gear of REGULAR size of common servoless retract 6.34 mm

Important note:

This is for most new version regular size retract, the brass gear is 6.34 mm. It is not many in the market now because release very recently. Some of FMS retract with metal trunnion is use this new worm gear.
The brass gear of the thread rod is large than the old brass gear

Due to I have no certain answer what version retact you use, it is mixed very much with version 2 and version 2.5.

This worm gear is comes with 6.34 mm brass gear. Please measure the diameter of your damaged worm gear before buy, very important!!!!

The diameter of brass gear of thisnew version (V2.5 PZ15090) is 6.34 mm

This photo show you the size difference. Left hand side is 6.34 mm, right hand side is 5.23 mm